Of course if you need to print formatted variables in a PHP string you'll want to go with printf, or perhaps sprintf, but for other PHP variable printing needs, echo and print are just fine. As a final note, if you're new to the printf method, this page on A printf format referenc...
print_variable.php <?php declare(strict_types=1); $name = "John Doe"; $age = 32; print "Name: $name, Age: $age"; The code demonstrates variable interpolation in strings with print. Variables are automatically converted to strings when printed. Double quotes allow variable values to be ...
5 Print Single Quoted String Containing Variable in PHP 6 7 8 9 <?php 10 // Defining variable 11 $color = "blue"; 12 13 print "Sky is $color"; // Prints: Sky is blue 14 print ""; 15 16 print 'Sky is $color'; // Prints: Sky is $color 17 ?> 18 ...
To print multiple variables using theprint()function, we need to provide the variable names as arguments separated by the commas. Note:print()function prints space after the value of each variable, space is the default value ofsep parameter– which is an optional parameter inprint() function, ...
Php使用字符串作为变量名print\r 听起来你在找变量。 $array_0 = ['foo'];$array_1 = ['bar'];for ($i = 0; $i <= 1; $i++) { print_r(${'array_' . $i}); // Here we "build" the variable name} 下面是一个演示:https://3v4l.org/PLApU 您可以在手册中阅读有关变量的更多信息...
<?php$string='Learn PHP Echo';print"<PRE>";echo"Hello World! \$string\n\n";echo"PHP echo prints the value in the variable \"str\":$string\n\n";echo"Hello\nWorld!\nLearnPHP\n\n";?> Echo statement with single vs double quotes ...
Usevar_dump()Function to Echo or Print an Array in PHP Thevar_dump()function is used to print the details of any variable or expression. It prints the array with its index value, the data type of each element, and length of each element. It provides the structured information of the ...
Printing an Array in PHP To print or echo an array in PHP, you can use the print_r($variable, $return) or var_dump($variable1, $variable2, ...) functions. The print_r() function prints information about the passed variable in human-readable form. The first parameter is the "varia...
Php使用字符串作为变量名print\r 听起来你在找变量。 $array_0 = ['foo'];$array_1 = ['bar'];for ($i = 0; $i <= 1; $i++) { print_r(${'array_' . $i}); // Here we "build" the variable name} 下面是一个演示:https://3v4l.org/PLApU 您可以在手册中阅读有关变量的更多信息...
Variable Stars Print out List ??mclewis